AccessibilityEvent Class

Reference

Definition

Namespace:: Android.Views.Accessibility

Assembly:: Mono.Android.dll

Important

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This class represents accessibility events that are sent by the system when something notable happens in the user interface.

[Android.Runtime.Register("android/view/accessibility/AccessibilityEvent", DoNotGenerateAcw=true)]
public sealed class AccessibilityEvent : Android.Views.Accessibility.AccessibilityRecord, Android.OS.IParcelable, IDisposable, Java.Interop.IJavaPeerable

[<Android.Runtime.Register("android/view/accessibility/AccessibilityEvent", DoNotGenerateAcw=true)>]
type AccessibilityEvent = class
    inherit AccessibilityRecord
    interface IParcelable
    interface IJavaObject
    interface IDisposable
    interface IJavaPeerable

Inheritance: Object

Object

AccessibilityRecord
AccessibilityEvent

Attributes: RegisterAttribute

Implements: IParcelable IJavaObject IJavaPeerable IDisposable

Remarks

Java documentation for android.view.accessibility.AccessibilityEvent.

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Constructors

AccessibilityEvent()	Creates a new `AccessibilityEvent`.
AccessibilityEvent(AccessibilityEvent)	Copy constructor.
AccessibilityEvent(Int32)	Creates a new `AccessibilityEvent` with the given <code>eventType</code>.

Fields

ContentChangeTypeContentDescription	Obsolete. Change type for `#TYPE_WINDOW_CONTENT_CHANGED` event: The node's content description changed.
ContentChangeTypePaneAppeared	Obsolete. Change type for `#TYPE_WINDOW_STATE_CHANGED` event: The node has a pane title, and either just appeared or just was assigned a title when it had none before.
ContentChangeTypePaneDisappeared	Obsolete. Change type for `#TYPE_WINDOW_STATE_CHANGED` event: Can mean one of two slightly different things.
ContentChangeTypePaneTitle	Obsolete. Change type for `#TYPE_WINDOW_STATE_CHANGED` event: The node's pane title changed.
ContentChangeTypeStateDescription	Obsolete. Change type for `#TYPE_WINDOW_CONTENT_CHANGED` event: state description of the node as returned by `AccessibilityNodeInfo#getStateDescription` changed.
ContentChangeTypeSubtree	Obsolete. Change type for `#TYPE_WINDOW_CONTENT_CHANGED` event: One or more content changes occurred in the the subtree rooted at the source node, or the subtree's structure changed when a node was added or removed.
ContentChangeTypeText	Obsolete. Change type for `#TYPE_WINDOW_CONTENT_CHANGED` event: The node's text changed.
ContentChangeTypeUndefined	Obsolete. Change type for `#TYPE_WINDOW_CONTENT_CHANGED` event: The type of change is not defined.
InvalidPosition	Invalid selection/focus position.
MaxTextLength	Obsolete. Maximum length of the text fields.
WindowsChangeAccessibilityFocused	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's `AccessibilityWindowInfo#isAccessibilityFocused()` changed.
WindowsChangeActive	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's `AccessibilityWindowInfo#isActive()` changed.
WindowsChangeAdded	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window was added.
WindowsChangeBounds	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's bounds changed.
WindowsChangeChildren	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's children changed.
WindowsChangeFocused	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's `AccessibilityWindowInfo#isFocused()` changed.
WindowsChangeLayer	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's layer changed.
WindowsChangeParent	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's parent changed.
WindowsChangePip	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window either entered or exited picture-in-picture mode.
WindowsChangeRemoved	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: A window was removed.
WindowsChangeTitle	Obsolete. Change type for `#TYPE_WINDOWS_CHANGED` event: The window's title changed.

Properties

Action	Obsolete. Gets the performed action that triggered this event.
AddedCount
BeforeText
BeforeTextFormatted
Checked
Class	Returns the runtime class of this `Object`. (Inherited from Object)
ClassName
ClassNameFormatted
ContentChangeTypes	Gets the bit mask of change types signaled by a `#TYPE_WINDOW_CONTENT_CHANGED` event or `#TYPE_WINDOW_STATE_CHANGED`. -or- Sets the bit mask of node tree changes signaled by an `#TYPE_WINDOW_CONTENT_CHANGED` event.
ContentDescription
ContentDescriptionFormatted
Creator
CurrentItemIndex
Enabled
EventTime	Gets the time in which this event was sent. -or- Sets the time in which this event was sent.
EventType	Gets the event type. -or- Sets the event type.
FromIndex
FullScreen
Handle	The handle to the underlying Android instance. (Inherited from Object)
ItemCount
JniIdentityHashCode	(Inherited from Object)
JniPeerMembers
MaxScrollX	Gets the max scroll offset of the source left edge in pixels. -or- Sets the max scroll offset of the source left edge in pixels. (Inherited from AccessibilityRecord)
MaxScrollY	Gets the max scroll offset of the source top edge in pixels. -or- Sets the max scroll offset of the source top edge in pixels. (Inherited from AccessibilityRecord)
MovementGranularity	Gets the movement granularity that was traversed. -or- Sets the movement granularity that was traversed.
PackageName
PackageNameFormatted	Gets the package name of the source. -or- Sets the package name of the source.
ParcelableData
Password
PeerReference	(Inherited from Object)
RecordCount	Gets the number of records contained in the event.
RemovedCount
Scrollable	Gets if the source is scrollable. -or- Sets if the source is scrollable. (Inherited from AccessibilityRecord)
ScrollDeltaX	Gets the difference in pixels between the horizontal position before the scroll and the current horizontal position -or- Sets the difference in pixels between the horizontal position before the scroll and the current horizontal position (Inherited from AccessibilityRecord)
ScrollDeltaY	Gets the difference in pixels between the vertical position before the scroll and the current vertical position -or- Sets the difference in pixels between the vertical position before the scroll and the current vertical position (Inherited from AccessibilityRecord)
ScrollX	Gets the scroll offset of the source left edge in pixels. -or- Sets the scroll offset of the source left edge in pixels. (Inherited from AccessibilityRecord)
ScrollY	Gets the scroll offset of the source top edge in pixels. -or- Sets the scroll offset of the source top edge in pixels. (Inherited from AccessibilityRecord)
Source	Gets the `AccessibilityNodeInfo` of the event source. (Inherited from AccessibilityRecord)
Text
ThresholdClass	This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. (Inherited from AccessibilityRecord)
ThresholdType	This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. (Inherited from AccessibilityRecord)
ToIndex	Gets the index of text selection end or the index of the last visible item when scrolling. -or- Sets the index of text selection end or the index of the last visible item when scrolling. (Inherited from AccessibilityRecord)
WindowChanges	Get the bit mask of change types signaled by a `#TYPE_WINDOWS_CHANGED` event.
WindowId	Gets the id of the window from which the event comes from. (Inherited from AccessibilityRecord)

Methods

AppendRecord(AccessibilityRecord)	Appends an `AccessibilityRecord` to the end of event records.
Clone()	Creates and returns a copy of this object. (Inherited from Object)
DescribeContents()	[TODO: @inheritDoc]
Dispose()	(Inherited from Object)
Dispose(Boolean)	(Inherited from Object)
Equals(Object)	Indicates whether some other object is "equal to" this one. (Inherited from Object)
EventTypeToString(EventTypes)	Returns the string representation of an event type.
GetAction()	Gets the performed action that triggered this event.
GetHashCode()	Returns a hash code value for the object. (Inherited from Object)
GetRecord(Int32)	Gets the record at a given index.
InitFromParcel(Parcel)	Creates a new instance from a `Parcel`.
JavaFinalize()	Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. (Inherited from Object)
Notify()	Wakes up a single thread that is waiting on this object's monitor. (Inherited from Object)
NotifyAll()	Wakes up all threads that are waiting on this object's monitor. (Inherited from Object)
Obtain()	Returns a cached instance if such is available or a new one is instantiated.
Obtain(AccessibilityEvent)	Returns a cached instance if such is available or a new one is created.
Obtain(EventTypes)	Returns a cached instance if such is available or a new one is instantiated with its type property set.
Recycle()	Recycles an instance back to be reused.
SetAction(GlobalAction)	Sets the performed action that triggered this event.
SetHandle(IntPtr, JniHandleOwnership)	Sets the Handle property. (Inherited from Object)
SetSource(View)	Sets the event source. (Inherited from AccessibilityRecord)
SetSource(View, Int32)	Sets the source to be a virtual descendant of the given <code>root</code>. (Inherited from AccessibilityRecord)
ToArray<T>()	(Inherited from Object)
ToString()	Returns a string representation of the object. (Inherited from Object)
UnregisterFromRuntime()	(Inherited from Object)
Wait()	Causes the current thread to wait until another thread invokes the `java.lang.Object#notify()` method or the `java.lang.Object#notifyAll()` method for this object. (Inherited from Object)
Wait(Int64)	Causes the current thread to wait until either another thread invokes the `java.lang.Object#notify()` method or the `java.lang.Object#notifyAll()` method for this object, or a specified amount of time has elapsed. (Inherited from Object)
Wait(Int64, Int32)	Causes the current thread to wait until another thread invokes the `java.lang.Object#notify()` method or the `java.lang.Object#notifyAll()` method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed. (Inherited from Object)
WriteToParcel(Parcel, ParcelableWriteFlags)	[TODO: @inheritDoc]

Explicit Interface Implementations

IJavaPeerable.Disposed()	(Inherited from Object)
IJavaPeerable.DisposeUnlessReferenced()	(Inherited from Object)
IJavaPeerable.Finalized()	(Inherited from Object)
IJavaPeerable.JniManagedPeerState	(Inherited from Object)
IJavaPeerable.SetJniIdentityHashCode(Int32)	(Inherited from Object)
IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates)	(Inherited from Object)
IJavaPeerable.SetPeerReference(JniObjectReference)	(Inherited from Object)

Extension Methods

JavaCast<TResult>(IJavaObject)	Performs an Android runtime-checked type conversion.
JavaCast<TResult>(IJavaObject)
GetJniTypeName(IJavaPeerable)

Applies to